EP2232804A4 - Orthogonal-frequenzvielfachzugriff mit trägerabtastung - Google Patents

Orthogonal-frequenzvielfachzugriff mit trägerabtastung

Info

Publication number
EP2232804A4
EP2232804A4 EP08871573.5A EP08871573A EP2232804A4 EP 2232804 A4 EP2232804 A4 EP 2232804A4 EP 08871573 A EP08871573 A EP 08871573A EP 2232804 A4 EP2232804 A4 EP 2232804A4
Authority
EP
European Patent Office
Prior art keywords
multiple access
frequency division
division multiple
orthogonal frequency
carrier sense
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP08871573.5A
Other languages
English (en)
French (fr)
Other versions
EP2232804A1 (de
EP2232804B1 (de
Inventor
Amer A Hassan
Adam Sapek
Hui Shen
Thomas W Kuehnel
Deyun Wu
Christian Huitema
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Microsoft Technology Licensing LLC
Original Assignee
Microsoft Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Microsoft Corp filed Critical Microsoft Corp
Publication of EP2232804A1 publication Critical patent/EP2232804A1/de
Publication of EP2232804A4 publication Critical patent/EP2232804A4/de
Application granted granted Critical
Publication of EP2232804B1 publication Critical patent/EP2232804B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0006—Assessment of spectral gaps suitable for allocating digitally modulated signals, e.g. for carrier allocation in cognitive radio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0037—Inter-user or inter-terminal allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
EP08871573.5A 2008-01-25 2008-12-19 Orthogonal-frequenzvielfachzugriff mit trägerabtastung Active EP2232804B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/020,212 US8374130B2 (en) 2008-01-25 2008-01-25 Orthogonal frequency division multiple access with carrier sense
PCT/US2008/087860 WO2009094087A1 (en) 2008-01-25 2008-12-19 Orthogonal frequency division multiple access with carrier sense

Publications (3)

Publication Number Publication Date
EP2232804A1 EP2232804A1 (de) 2010-09-29
EP2232804A4 true EP2232804A4 (de) 2014-07-16
EP2232804B1 EP2232804B1 (de) 2019-09-04

Family

ID=40899138

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08871573.5A Active EP2232804B1 (de) 2008-01-25 2008-12-19 Orthogonal-frequenzvielfachzugriff mit trägerabtastung

Country Status (6)

Country Link
US (3) US8374130B2 (de)
EP (1) EP2232804B1 (de)
JP (1) JP5442639B2 (de)
CN (1) CN101926140B (de)
TW (1) TWI450518B (de)
WO (1) WO2009094087A1 (de)

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US8374130B2 (en) 2008-01-25 2013-02-12 Microsoft Corporation Orthogonal frequency division multiple access with carrier sense
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